How to clear https proxy setting of NPM?

Question

How can I clear the previous ssl proxy setting of NPM? well, I search a lot, but all post I got is mainly about how to set proxy in corporate network.

Answer 1

npm config delete http-proxy
npm config delete https-proxy

npm config delete proxy -g
npm config delete http-proxy -g

then

npm config get proxy

null

also

npm i -g bower to update

npm had a bug on the proxy